December 21, 2016

Apple Launches macOS Sierra 10.12.3 Beta 2

Following the launch of macOS Sierra 10.12.3 Beta 1 just one week ago, the company has officially released a brand new build of its latest and greatest computer operating system, macOS Sierra 10.12.3 Beta 2 build number 16D17a, to developers for download and testing.

Similar to previous beta releases, the second beta build of macOS Sierra 10.12.3 is also a minor update featuring:

Under-the-hood enhancements

Performance improvements

Other bug fixes

macOS Sierra 10.12.3 Beta 2 is now rolling out as a free update through Software Update or via the Mac Dev Center for registered developers.